What is the symbol and unit of measure for heat

H, Calories

H, Joules

Q, Celsius

Q, Joules

Calculate the expected ph values of the buffer systems from the experiments (a,b,c,d), using the henderson- hasselbalch equation, ph-pka+log[a-]/[ha]. use for pka values carbonic acid= 6.37, and acetic acid= 4.75.

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

What are transitions between a liquid and a solid called? identify which way they are transitioning